LG 566LM MODELSCH

6. SCHEMATIC DIAGRAM

6.1. POWER & VGA

VCC

P101

1

To P802

2 3 4 5

S5B-XH-A 5P/P=2.5

C106

47uF/16V

R102 4K7

PANELPWR

R101

10K

I101

1117-3V3

3 2

IN OUT

+

C101 47uF/16V

+

C104 1000p

ADJ

1

100uF/16V

C103

+

C105 1000p

1

+3V3

2 3

+3V3

Q101

MMBT3904

DC_EN

12VIN

HSYNC_A

VSYNC_A

3 4

I102B 74F14D

9 8

I102D 74F14D

VCC

5 6

11 10

I102C 74F14D

I102E 74F14D

C102 100n

R103 22R

14

1 2 7

I102A 74F14D

SHSYNC_UC

SHSYNC

SVSYNC

P701 8 HEADER

8

2

UP

DOWN

S705

8 PIN SOCKET

1

I103

1

NC

2

NC

3

NC

4 5

GND SDA

24LC21

P110

1234567

PWR/LED

GND

S703S704

8

VCC

7

VCLK

6

SCL

C111 100n

KEY PAD

VDDCA

+

PSM/LED

D104 LL4148

12 R111 100R R114 100R

C110 47uF/16V

PWR/SW

GREEN ORANGE

D701S702

VSYNC_A

DDCSCL DDCSDA

VCC

DDCSCL DDCSDA

S701

P109 CON6

1 2 3 4 5 6

P102 CON7

R119 NC

HSYNCIN

VSYNCIN

D127 LL4148

D129

LL4148

7 6 5 4 3 2 1

D105 LL4148

1 2

R120 100R

R121 100R

C112 1000P

VCC VCC VCC

D132 LL4148

D126 LL4148

C108 22p

R115 100R R118 100R

D109

DIODE ZENER /5V6

75R, 1%

1 2

B

G

R

R108

75R, 1%

HSYNC_A

VSYNC_A

D108 DIODE ZENER /5V6

VDDCA

D130 LL4148

D131 LL4148

C107 22p

C113 47p

1 2

R109

75R, 1%

1 2

R110

C114 100n

D106

LL4148

VGAG

BIN

GIN

RIN

R113 4K7

DDCSDA DDCSCL

BIN

GIN

RIN

DDCSDA DDCSCL

R105 200R

R106 200R

R107 200R C109 22p

VDDCA

1 2

D117 LL4148

D118 LL4148

R112

4K7

1 2

D107 LL4148

1 2

(1) SMD capacitor - temperture is 85℃ & voltage is 50V, if not indicated. (2) SMD resistor - power rating is 1/10W , if not indicated.

℃

(3) AL-EL capacitor - temperture is 105

, if not indicated.

566LM 5/20/2002 -8-

6.2. RGBADC

VOP

VCC

C141 100n

C149 100n

2

I104

3V3/SOT89

VI

I105

3V3/SOT89

VI

1

GND

C126 NC

VPLL

VD

C121 100n

C127 NC

C128 NC

C129 NC

+

C122 100uF/16V

C120 100n

C117 100n

C123 100n

C118 100n

C124 100n

C119 100n

C125 100n

+

C116 100uF/16V

VPLL

L101 NC

RGHS

VPLL

82nF/16V/X7R

C134 100n

C144

COAST

C143

8200p/X7R

R126 22R

C139 NC

R133 0R

C140 22p

R142 2K7/1%

3.3VCC3

R127 2K2

R137 2K2

SDA

SCL

COAST

C145 47uF/16V

C164 100n

RIN

GIN

BIN

R128 220R

VGAG

COAST

L102 BEAD/200R C115 100n

RIN

C135 47n

GIN

C136 47n

BIN

C137 47n

R130

0R

R136 0R

R140 100R R143 100R

+

C146 NC

C138 1000P

VREFADC

C147 100n

2627394245465152596234351122236978

VDVDVDVDVDVDVDVDVD

54

Rain

48

Gain

43

Bain

49

SOGIN

38

CLAMP

30

HSYNC

31

VSYNC

29

COAST

58

REF

37

MIDSCV

33

FILT

57

SDA

56

SCL

55

A0

GND

1102021242528323640414447505360616368

C130 NC

3

VO

3

VO

C131 NC

3.3VCC3

+

C142 100uF/16V

VPLL

+

C150 1000uF/6.3V

C132 NC

C133 NC

VD

PVD

I106

SLAVE ADDRESS: 98

AD9883A/KST-110

GND

VDD

GND

VOP

VDD

DATACLK

HSOUT VSOUT

SOGOUT

GND

VOP

VDD

GND

79

VDD

GND

80

VDD

R7 R6 R5 R4 R3 R2 R1 R0

G7 G6 G5 G4 G3 G2 G1 G0

B7 B6 B5 B4 B3 B2 B1 B0

GND

L103 BEAD/200R

70 71 72 73 74 75 76 77

2 3 4 5 6 7 8 9

12 13 14 15 16 17 18 19

67 66 64 65

+3V3

PCRA7 PCRA6 PCRA5 PCRA4 PCRA3 PCRA2 PCRA1 PCRA0

PCGA7 PCGA6 PCGA5 PCGA4 PCGA3 PCGA2 PCGA1 PCGA0

PCBA7 PCBA6 PCBA5 PCBA4 PCBA3 PCBA2 PCBA1 PCBA0

R139 47R R141 47R R144 NC R145 47R

R122 47RX4

R124 47RX4

R129

R131 47RX4

R135

R138 47RX4

C148 22p

IRA[0..7]

IGA[0..7]

IBA[0..7]

1 3 5 7 1 3 5 7

47RX4

1 3 5 7 1 3 5 7

47RX4 1 3

5 7 1 3 5 7

2 4 6 8 2 4 6 8

CKADCA ZHSYNC SVSYNC CSIN

IRA7 IRA6 IRA5 IRA4 IRA3 IRA2 IRA1 IRA0

IGA7 IGA6 IGA5 IGA4 IGA3 IGA2 IGA1 IGA0

IBA7 IBA6 IBA5 IBA4 IBA3 IBA2 IBA1 IBA0

℃

(1) SMD capacitor - temperture is 85

& voltage is 50V, if not indicated. (2) SMD resistor - power rating is 1/10W , if not indicated. (3) AL-EL capacitor - temperture is 105

℃

, if not indicated.

566LM 5/20/2002 -9-

6.3. uC & CON

KEY MATRIX

ASICPDP

SDA

SCL

TTfc-INTn

TTfc-RSTn

I108

1

PRE

2

E1

3

E2

4 5

VSS SDA AT24C16/DIP8

8 PIN SOCKET

P105

P104

8 7 6 5 4 3 2 1

CON8

VCC /WC

SCL

SELECT DOWN UP MENU

PWRLED PMLED POWERSW

VCC

R1554K7

R1564K7

8 7 6

C165 100n

R1574K7

R1584K7

VCC

C157 220p

C156 220p

R1594K7

/WC-EEP

SCL SDA

R176 NC

C155 220p

ASICPDP SDA SCL TTfc-INTn TTfc-RSTn

C158 220p

C159 220p

VCC

1

Q103

MMBT3906

VCC

4422112

VCCVSS

P4.0

23

34

VCC

3

MMBT3906

2

P0.0

P4.2

P4.3

P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7

P2.0 P2.1 P2.2 P2.3 P2.4 P2.5 P2.6 P2.7

P3.7/RD

P3.6/WR

PSEN ALE/P

P3.1/TXD

P3.0/RXD

P4.1

Q102

R154

470

PWRLED

PMLED

43 42 41 40 39 38 37 36

24 25 26 27 28 29 30 31

19 18 32 33 13 11

BRI

PANELPWR BACKLIT MUTE DOWN UP SELECT MENU POWERSW

100R R173

DDCSCL DDCSDA

R147

R148

4K7

R151 1K

XTAL1

XTAL2

RESET

TTfc-INTn SVSYNC SHSYNC_UC

SCL SDA

/WC-EE

LED1 LED2

TTfc-RSTn

R150 1K

35 21

20

10

14 15 16 17

2 3 4 5 6 7 8 9

1

EA/VP X1

X2

RESET

P3.2/INT0 P3.3/INT1 P3.4/T0 P3.5/T1

P1.0/T2 T1.1/T2EX P1.2 P1.3 P1.4 P1.5 P1.6 P1.7

3 2

R153 470

I107

C167 33p

VCC

LED2

LED1

+

C163 1uF/50V

R160 100K

TTfc-INTn

SVSYNC

SHSYNC_UC

SCL SDA

TTfc-RSTn

C161 220p

C160 220p

C162 330P

RESET

D110

LL4148

1 2

R175 1M

C166 33p

X101

12MHz

VCC

BRI

DDCSCL DDCSDA

R161 10K

R162 1K

1

Q118

2

MMBT3904

3

BACKLIT

MUTE POWERSW

BACKLIT PANELPWR UP DOWN SELECTASICPDP MENU

/WC-EE

R152

2K2

R146 1K

R149 4K7

1

VCC

2 3

R177100R

12VIN

C151

10uF/50V

Q104

MMBT3904

R1654K7

R1884K7

R1674K7

+

VCC

R1684K7

L104

BEAD/T3.5X0.8X9

ON/OFF

R1694K7

C153 100n

R1894K7

C152 100n

R1644K7

/WC-EEP

BRIGHTNESS

C154 100n

R1714K7

R1724K7

INVERTER

CONNECTOR

1 2 3 4 5

P103

S5B-PH-K 5P/P=2.0

MUTE

PANELPWR

P106

4 3 2 1

NC

IIC TESTER

SCL SDA

VCC

8051+64FlashROM/PLCC44

℃

(1) SMD capacitor - temperture is 85

& voltage is 50V, if not indicated.

(2) SMD resistor - power rating is 1/10W , if not indicated.

℃

(3) AL-EL capacitor - temperture is 105

, if not indicated.

P111

28

29

39

40

PLCC44 IC SOCKET

18

7 17

6

1

566LM 5/20/2002 -10-